/**
 * \file
 *
 * \brief Implementation of low level disk I/O module skeleton for FatFS.
 *
 * Copyright (c) 2012 - 2013 Atmel Corporation. All rights reserved.
 *
 * \asf_license_start
 *
 * \page License
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * 3. The name of Atmel may not be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * 4. This software may only be redistributed and used in connection with an
 *    Atmel microcontroller product.
 *
 * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
 * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * \asf_license_stop
 *
 */
#include "RepRapFirmware.h"
#include <Platform/RepRap.h>
#include <Platform/Platform.h>

/**
 * \brief Current time returned is packed into a DWORD value.
 *
 * The bit field is as follows:
 *
 * bit31:25  Year from 1980 (0..127)
 *
 * bit24:21  Month (1..12)
 *
 * bit20:16  Day in month(1..31)
 *
 * bit15:11  Hour (0..23)
 *
 * bit10:5   Minute (0..59)
 *
 * bit4:0    Second/2 (0..29)
 *
 * \return Current time.
 */
extern "C" uint32_t get_fattime() noexcept
{
	// Retrieve current date and time from RTC
	tm timeInfo;
	if (reprap.GetPlatform().GetDateTime(timeInfo))
	{
		const uint32_t ul_time = ((timeInfo.tm_year + 1900 - 1980) << 25)
								| ((timeInfo.tm_mon + 1) << 21)
								| (timeInfo.tm_mday << 16)
								| (timeInfo.tm_hour << 11)
								| (timeInfo.tm_min << 5)
								| (timeInfo.tm_sec >> 1);
		return ul_time;
	}

	// Date and time have not been set, return default timestamp instead
	return 0x210001;
}

// End
